CN113977420A - Multifunctional electric grinding machine - Google Patents
Multifunctional electric grinding machine Download PDFInfo
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- CN113977420A CN113977420A CN202111334398.9A CN202111334398A CN113977420A CN 113977420 A CN113977420 A CN 113977420A CN 202111334398 A CN202111334398 A CN 202111334398A CN 113977420 A CN113977420 A CN 113977420A
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- support ring
- buckling piece
- ring
- grinding
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 238000005452 bending Methods 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims description 29
- 230000000903 blocking effect Effects 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 6
- 210000000078 claw Anatomy 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 229910001651 emery Inorganic materials 0.000 claims 2
- 230000008602 contraction Effects 0.000 claims 1
- 238000005498 polishing Methods 0.000 abstract description 43
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000003032 molecular docking Methods 0.000 description 11
- 238000000576 coating method Methods 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 8
- 210000001503 joint Anatomy 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- 238000003825 pressing Methods 0.000 description 1
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- 239000013585 weight reducing agent Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/04—Protective covers for the grinding wheel
- B24B55/05—Protective covers for the grinding wheel specially designed for portable grinding machines
- B24B55/052—Protective covers for the grinding wheel specially designed for portable grinding machines with rotating tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a multifunctional electric grinding machine which comprises a main body, wherein a motor and a battery are correspondingly arranged at the upper end and the lower end of the main body, a control device connected with the motor and the battery is arranged in the main body, a grinding device is arranged on an output shaft of the motor and comprises a front buckling piece, a rear buckling piece and a grinding wheel clamped between the front buckling piece and the rear buckling piece, the front buckling piece and the rear buckling piece are mutually buckled, the front buckling piece and the rear buckling piece are fixed on the output shaft of the motor through mounting holes arranged along the axis, the grinding wheel comprises a support ring, densely distributed steel wires are arranged on the support ring, each steel wire is arranged along the radial direction of the support ring, a grinding contact formed by bending is arranged at the end part of each steel wire, which is far away from the support ring, and the bending direction of the grinding contact is consistent with the rotating direction of the grinding wheel. The polishing machine has the advantages of simple structure, convenience in operation and control, strong functionality, good adaptability and high polishing efficiency.
Description
Technical Field
The invention relates to a surface grinding tool, in particular to a multifunctional electric grinding machine.
Background
The polisher is widely used for polishing the surfaces of pipelines and other metal parts as a surface treatment tool so as to remove rust or stains and further perform anticorrosion treatment. However, the prior sander has the following problems in practical application: 1. for the uneven surface, the polishing speed is low, and the polishing effect is poor; 2. the polished surface is too smooth, which is not beneficial to antiseptic treatment; 3. the function is comparatively single, only is suitable for not having the surface of anticorrosive coating to polish, need polish again and carry out anticorrosive treatment's pipeline or other metalworks to the anticorrosive coating damage, can't get rid of former anticorrosive coating fast.
Disclosure of Invention
The invention aims to provide a multifunctional electric grinding machine which has the advantages of simple structure, convenience in operation and control, strong functionality, good adaptability and high grinding efficiency.
In order to solve the problems in the prior art, the invention provides a multifunctional electric grinding machine which comprises a main body, wherein a motor and a battery are correspondingly arranged at the upper end and the lower end of the main body, a control device connected with the motor and the battery is arranged in the main body, a grinding device is arranged on an output shaft of the motor and comprises a front buckling piece and a rear buckling piece which are mutually buckled, and a grinding wheel clamped between the front buckling piece and the rear buckling piece, the front buckling piece and the rear buckling piece are fixed on the output shaft of the motor through mounting holes arranged along the axis, the grinding wheel comprises a support ring, densely distributed steel wires are arranged on the support ring, each steel wire is arranged along the radial direction of the support ring, a grinding contact formed by bending is arranged at the end part of the steel wire, which is far away from the support ring, and the bending direction of the grinding contact is consistent with the rotation direction of the grinding wheel.
Further, the invention relates to a multifunctional electric grinding machine, wherein the front buckling piece comprises a front blocking disc, the rear side surface of the front blocking disc is provided with front limiting partition plates which are distributed at intervals along the circumferential direction, the rear buckling piece comprises a rear blocking disc, the front side surface of the rear blocking disc is provided with a rear limiting partition plate which corresponds to the front limiting partition plate, steel wires on the grinding wheel support ring are divided into a plurality of groups along the circumferential direction, a space is reserved between two adjacent groups of steel wires, the support ring is positioned on the inner sides of the front limiting partition plate and the rear limiting partition plate, and the front limiting partition plate and the rear limiting partition plate are positioned between the two adjacent groups of steel wires.
Further, the multifunctional electric grinding machine is characterized in that the support ring is formed by rolling a composite rubber plate into a ring shape, two opposite joint edges of the composite rubber plate are connected through a riveting piece, a front butt joint ring is coaxially arranged on the inner side of the support ring on the rear side surface of the front baffle disc, a rear butt joint ring corresponding to the front butt joint ring is arranged on the front side surface of the rear baffle disc, an expansion ring is clamped between the support ring and the front butt joint ring as well as between the support ring and the rear butt joint ring, and the expansion ring is provided with a shrinkage and expansion gap.
Further, the invention relates to a multifunctional electric grinding machine, wherein a front positioning protrusion and a front positioning groove are arranged at the end part of the front limiting partition plate, and a rear positioning groove and a rear positioning protrusion which are correspondingly matched with the front positioning protrusion and the front positioning groove are arranged at the end part of the rear limiting partition plate.
Further, the multifunctional electric grinding machine is characterized in that a front butt column is arranged in the middle of the rear side face of the front blocking disc, a front clamping block and a front clamping groove are arranged at the end part of the front butt column, a rear butt column is arranged in the middle of the front side face of the rear blocking disc, and a rear clamping block which are correspondingly matched with the front clamping block and the front clamping groove are arranged at the end part of the rear butt column.
Further, the multifunctional electric polisher comprises a protective cover mounted on the motor, the protective cover comprises a bottom shell fixed on the motor and a cover plate fixed on the bottom shell, openings are formed in one sides of the bottom shell and the cover plate, the polishing device is located in the protective cover, and a cylinder used for blocking polishing contacts is mounted between the bottom shell and the cover plate.
Further, the multifunctional electric grinding machine comprises a main body, wherein the main body comprises an upper half section and a lower half section, the lower half section comprises a left half part and a right half part which are fixedly connected through screws, two annular grooves are formed in the outer wall of the lower end of the upper half section, limiting grooves distributed along the circumferential direction are formed in the inner wall of the lower end of the upper half section, baffle rings in the annular grooves are arranged on the inner walls of the upper ends of the left half part and the right half part, a locking button is installed between the left half part and the right half part through a guide groove and connected with a lock head matched with the limiting grooves, a spring seat opposite to the locking button is arranged on the left half part or the right half part, and a reset spring is arranged between the spring seat and the locking button.
Further, the invention relates to a multifunctional electric grinding machine, wherein every two steel wires on the grinding wheel support ring form a pair, and the end parts of the steel wires far away from the grinding contact are connected into a U shape.
Further, the invention provides a multifunctional electric sander, wherein the composite rubber plate comprises a rubber body and fibers in the rubber body; the riveting piece comprises a connecting piece, and a plurality of connecting claws which penetrate through the composite rubber plate and are bent are arranged on two sides of the connecting piece respectively.
Further, the invention relates to a multifunctional electric grinding machine, wherein a front lightening hole and a rear lightening hole which are distributed along the circumferential direction are correspondingly arranged on the front blocking disc and the rear blocking disc; the front limiting partition plate and the rear limiting partition plate are respectively provided with three, and the steel wires on the support ring are divided into three groups along the circumferential direction.
Compared with the prior art, the multifunctional electric grinding machine has the following advantages: the grinding wheel comprises a support ring, densely distributed steel wires are arranged on the support ring, each steel wire is arranged along the radial direction of the support ring, a grinding contact formed by bending is arranged at the end part of each steel wire, which is far away from the support ring, and the bending direction of the grinding contact is consistent with the rotating direction of the grinding wheel. Therefore, the multifunctional electric grinding machine is simple in structure, convenient to control, strong in functionality, good in adaptability and high in grinding efficiency, the main body is held by two hands, the motor and the battery are connected through the control device, and in the process that the grinding device is driven by the motor to rotate, the grinding contact of the steel wire continuously strikes and rubs the surface of a pipeline or other metal parts, so that the purpose of removing rust or stains can be achieved. According to the invention, the polishing device is provided with the front buckling piece and the rear buckling piece which are mutually buckled, and the polishing wheel is clamped between the front buckling piece and the rear buckling piece, so that the convenience of disassembly and assembly is improved; the grinding wheel adopts the steel wire to replace the traditional grinding wheel as a grinding piece, so that the grinding wheel is not only suitable for grinding a flat surface, but also can realize the purpose of quickly grinding a rough and uneven surface, and the application range and the grinding efficiency of the grinding machine are improved; through the tip setting at the steel wire through the contact of polishing of buckling formation to make the direction of buckling of the contact of polishing unanimous with the direction of rotation of the wheel of polishing, at the rotatory in-process of wheel of polishing, can make the contact of polishing form to the surface of polishing and beat the effect, effectively improved speed and efficiency of polishing, and can make the surface form tiny pit or slot after polishing, be favorable to anticorrosive treatment. Meanwhile, the steel wire is used as a polishing piece, the polishing contact is arranged at the end part of the steel wire, and the original anticorrosive coating can be quickly removed when the anticorrosive coating is damaged and a pipeline or other metal pieces which need to be polished again and subjected to anticorrosive treatment are polished, so that the functionality and the application range of the polishing machine are enhanced.
The present invention will be described in more detail with reference to the following embodiments of the present invention.
Drawings
FIG. 1 is a front view of a multi-function electric sander of the present invention;
FIG. 2 is a left side view of a multi-function electric sander of the present invention;
FIG. 3 is an isometric view of a multi-function electric sander of the present invention;
FIG. 4 is a front view showing the internal structure of a main body of the multifunctional electric sander according to the present invention;
FIG. 5 is an isometric view of the internal structure of the main body of the multifunctional electric sander according to the present invention;
FIG. 6 is a front view of a grinding unit of the multifunctional electric grinder according to the present invention;
FIG. 7 is a top view of a grinding device in the multifunctional electric grinder according to the present invention;
FIG. 8 is an isometric view of a sanding device in the multi-function electric sander of the present invention;
FIG. 9 is an exploded view of a sanding device in the multi-function electric sander of the present invention;
FIG. 10 is a front view of a front fastener of the sander for use in a multi-function power sander according to the present invention;
FIG. 11 is a perspective view of a front fastener of the electric sander according to the present invention;
FIG. 12 is a rear view of a front fastener of the power sander of the present invention;
FIG. 13 is a second isometric view of a front fastener of the multi-functional electric sander of the present invention;
FIG. 14 is a front view of a rear fastener of the multi-function power sander of the present invention;
FIG. 15 is an isometric view of a rear fastener of the power sander of the present invention;
FIG. 16 is a rear elevational view of a rear fastener of the power sander of the present invention;
FIG. 17 is a second isometric view of a rear fastener of the multi-function electric sander of the present invention;
FIG. 18 is a front view of the grinding wheel of the multi-function electric sander of the present invention;
FIG. 19 is an isometric view of a grinding wheel of the multi-function electric sander of the present invention;
FIG. 20 is a front view of a steel wire in the multifunctional electric sander according to the present invention;
fig. 21 is an isometric view of a steel wire in a multi-function electric sander of the present invention.
Detailed Description
First, it should be noted that, the directional terms such as up, down, left, right, front, rear, etc. described in the present invention are only described with reference to the accompanying drawings for easy understanding, and do not limit the technical solution and the claimed scope of the present invention.
As shown in fig. 1 to 21, an embodiment of the multifunctional electric sander according to the present invention includes a main body 1, a motor 2 and a battery 3 are correspondingly arranged at the upper end and the lower end of the main body 1, a control device 4 connected with the motor 2 and the battery 3 is arranged in the main body 1, a grinding device is arranged on an output shaft of the motor 2, the grinding device is provided with a front buckling piece 5 and a rear buckling piece 6 which are mutually buckled, and a grinding wheel 7 clamped between the front buckling piece 5 and the rear buckling piece 6, wherein, preceding fastener 5 and back fastener 6 are fixed on the output shaft of motor 2 through the mounting hole that sets up along the axis, and grinding wheel 7 includes support ring 71, are equipped with densely covered steel wire 72 on the support ring 71, and each steel wire 72 all sets up along support ring 71's radial, and the tip that the steel wire 72 is kept away from support ring 71 is equipped with the contact 721 of polishing through buckling formation, and the direction of buckling of the contact 721 of polishing is unanimous with the direction of rotation of grinding wheel 7.
Through above structure setting just constituted a simple structure, control convenient, functional strong, adaptability is good, the multi-functional electronic polisher of efficient of polishing, in practical application, both hands grip main part 1 and switch on motor 2 and battery 3 through controlling means 4, at the rotatory in-process of motor 2 drive grinding device, the contact 721 of polishing through steel wire 72 constantly strikes, rubs the surface of pipeline or other metalworks, can realize getting rid of the purpose of rust stain or spot. According to the invention, the polishing device is provided with the front buckling piece 5 and the rear buckling piece 6 which are buckled with each other, and the polishing wheel 7 is clamped between the front buckling piece 5 and the rear buckling piece 6, so that the convenience of disassembly and assembly is improved; the grinding wheel 7 adopts the steel wire 72 to replace the traditional grinding wheel as a grinding part, so that the grinding wheel is not only suitable for grinding a flat surface, but also can realize the purpose of quickly grinding a rough and uneven surface, and the application range and the grinding efficiency of the grinding machine are improved; through the tip setting at steel wire 72 through the contact 721 of polishing of bending type formation to make the direction of bending of the contact 721 of polishing unanimous with the direction of rotation of the wheel 7 of polishing, at the rotatory in-process of the wheel 7 of polishing, can make the contact 721 of polishing form the effect of patting to the surface of polishing, effectively improved speed and efficiency of polishing, and can make the surface form thin pit or slot after polishing, be favorable to anticorrosive treatment. Meanwhile, according to the invention, the steel wire 72 is used as a polishing part, and the polishing contact 721 is arranged at the end part of the steel wire 72, so that the original anticorrosive coating can be quickly removed for pipelines or other metal parts with damaged anticorrosive coatings needing to be polished again and subjected to anticorrosive treatment, and the functionality and the application range of the polishing machine are enhanced. It should be noted that the structure and interconnection of the motor 2, the battery 3 and the control device 4 are well known to those skilled in the art and will not be described herein.
In the present embodiment, the front fasteners 5 and the rear fasteners 6 are preferably configured such that the front fasteners 5 are provided with the front catch tray 51, three front limiting partitions 52 are provided on the rear side of the front catch tray 51 at intervals in the circumferential direction, the rear fasteners 6 are provided with the rear catch tray 61, and the rear limiting partition 62 corresponding to the front limiting partition 52 is provided on the front side of the rear catch tray 61. Meanwhile, the steel wires 72 on the supporting ring 71 of the grinding wheel 7 are divided into three groups in the circumferential direction, and a space is provided between two adjacent groups of the steel wires 72. Wherein, the support ring 71 is arranged at the inner side of the front limiting clapboard 52 and the rear limiting clapboard 62, and the front limiting clapboard 52 and the rear limiting clapboard 62 are arranged between two adjacent groups of steel wires 72. This setting has simple structure, the convenient advantage of dismouting, and buckle 5 and back buckle 6 can take out grinding wheel 7 before through dismantling the separation, and through buckle 5 and back buckle 6 before mutual lock, the effect of blockking of spacing baffle 52 and back spacing baffle 62 before utilizing can be fixed the installation of grinding wheel 7 between buckle 5 and back buckle 6 before the buckle 5. For the convenience of positioning and improving the connection stability, the present embodiment provides a front positioning protrusion 521 and a front positioning groove 522 at the end of the front limiting partition 52, and provides a rear positioning groove 621 and a rear positioning protrusion 622 at the end of the rear limiting partition 62, which are correspondingly matched with the front positioning protrusion 521 and the front positioning groove 522. It should be noted that the number of the front limiting partition plates 52 and the number of the rear limiting partition plates 62 are not limited to three, and the number of the steel wires 72 on the supporting ring 71 of the grinding wheel 7 is not limited to three, and may be two or more according to actual requirements. In practical applications, in order to simplify the structure and manufacturing process and improve the versatility of the components, the present invention generally provides a centrally symmetric structure for the front fasteners 5 and the rear fasteners 6, i.e., only one fastener needs to be designed and manufactured to serve as both the front fasteners 5 and the rear fasteners 6.
As an optimized scheme, in the present embodiment, the support ring 71 of the grinding wheel 7 adopts a structure form of rolling a composite rubber plate into a ring shape, and two abutting edges of the composite rubber plate are connected by a riveting piece 711; meanwhile, in the present embodiment, the front docking ring 53 is coaxially disposed on the inner side of the support ring 71 at the rear side surface of the front baffle disc 51, the rear docking ring 63 corresponding to the front docking ring 53 is disposed on the front side surface of the rear baffle disc 61, the expansion ring 8 is clamped between the support ring 71 and the front docking ring 53 and the rear docking ring 63, and the expansion ring 8 is provided with the shrinkage and expansion gap 81. The arrangement has the advantages of simple structure, convenience in disassembly and assembly and high adaptability, the support ring 71 is made of the composite rubber plate, the manufacturing process is simplified, the cost is reduced, the structure and connection stability is improved by arranging the front butt joint ring 53 and the rear butt joint ring 63, the polishing wheel 7 can be always kept in a circular ring state by arranging the expanding ring 8, and the adaptability of the polishing wheel 7 to the polished surface is improved by matching with the deformability of the composite rubber plate. In practical application, the composite rubber plate is composed of a rubber main body and fibers in the rubber main body, so that the composite rubber plate has certain deformation capacity and certain supporting strength; the riveting member 711 includes a connecting piece, and a plurality of connecting claws which penetrate through the composite rubber plate and are bent are respectively disposed at both sides of the connecting piece. In order to enhance the structural and connection stability, the front docking column is disposed in the middle of the rear side of the front catch plate 51, the front latch 54 and the front latch slot 55 are disposed at the end of the front docking column, the rear docking column is disposed in the middle of the front side of the rear catch plate 61, and the rear latch slot 64 and the rear latch slot 65 corresponding to the front latch 54 and the front latch slot 55 are disposed at the end of the rear docking column. It should be noted that, in practical applications, the mounting holes of the front fasteners 5 are coaxial through the front docking posts, and the mounting holes of the rear fasteners 6 are coaxial through the rear docking posts; the present invention generally designs the mounting hole to be a combination of a hexagonal hole and a circular hole for circumferentially positioning the front fastener 5 and the rear fastener 6 through the hexagonal hole, wherein the output shaft of the motor 2 is provided with a hexagonal frustum matched with the hexagonal hole.
As an optimized scheme, the protection cover 9 is mounted on the motor 2 in the present embodiment, the protection cover 9 includes a bottom shell 91 fixed on the motor 2 and a cover plate 92 fixed on the bottom shell 91, and one side of the bottom shell 91 and one side of the cover plate 92 are provided with a notch. The grinding device is provided in the hood 9, and a cylinder 93 for blocking the grinding contact 721 is installed between the bottom case 91 and the cover plate 92. This structure can avoid polishing the piece that produces to cause the injury to the human body through setting up protection casing 9, has improved the security, hinders through setting up cylinder 93 and polishes contact 721, on the one hand, utilizes the elasticity of steel wire 72 to make it produce the vibration at rotatory in-process, has strengthened efficiency and the effect of polishing, and on the other hand when need polish again to the anticorrosive coating damage, can make the fragment that polishes former anticorrosive coating and produce drop fast, has guaranteed the polishing performance. As an optimized scheme, this embodiment makes main part 1 adopt the components of a whole that can function independently structural design, specifically include first half 11 and second half, second half includes half 12 and right half 13 through screw fixed connection, wherein, be equipped with twice annular 14 on the lower extreme outer wall of first half 11, be equipped with along the spacing groove 15 of circumference distribution on the lower extreme inner wall of first half 11, be equipped with the fender ring 16 that is in annular 14 on the upper end inner wall of half 12 and right half 13 on, install locking button 17 through the guide way between half 12 and the right half 13 on the left side, locking button 17 is connected with tapered end 171 with spacing groove 15 complex, be equipped with the spring seat 18 relative with locking button 17 on half 12 or right half 13 on the left side, be equipped with reset spring 19 between spring seat 18 and the locking button 17. The structure improves the convenience of disassembly and assembly, the upper half section and the lower half section can rotate relatively through the matching of the ring groove 14 and the baffle ring 16, the flexibility of polishing operation is improved, and the lock head 171 is separated from the limiting groove 15 by pressing the locking button 17 during rotation; when the upper half section and the lower half section rotate in place, the upper half section and the lower half section can be locked through the matching of the limiting groove 15 and the lock head 171, the stability of the structure is ensured, and the locking button 17 returns under the action of the reset spring 19 and enables the lock head 171 to be positioned in the limiting groove 15 during locking.
As a specific embodiment, in order to simplify the structure and manufacturing process and improve the convenience of installation, in this specific embodiment, every two steel wires 72 of all the steel wires 72 on the support ring 71 of the grinding wheel 7 are paired and the ends thereof away from the grinding contact 721 are connected into a U shape, so that when installing the steel wires 72, only the two steel wires 72 need to directly penetrate through the support ring 71. For the purpose of weight reduction, the present embodiment is provided with front and rear weight-reducing holes 56 and 66 distributed along the circumferential direction on the front and rear catch plates 51 and 61, respectively.
The above examples are only for describing the preferred embodiments of the present invention, and do not limit the scope of the claimed invention, and various modifications made by those skilled in the art according to the technical solutions of the present invention should fall within the scope of the invention defined by the claims without departing from the design concept of the present invention.
Claims (10)
1. The utility model provides a multi-functional electronic polisher, includes main part (1), and the last lower extreme of main part (1) corresponds is equipped with motor (2) and battery (3), is equipped with controlling means (4) of being connected with motor (2) and battery (3) in main part (1), its characterized in that, install grinding device on the output shaft of motor (2), grinding device includes preceding buckling piece (5) and back buckling piece (6) of mutual lock to and clamp at preceding buckling piece (5) and back buckling piece emery wheel (6) between (7), preceding buckling piece (5) and back buckling piece (6) are fixed on the output shaft of motor (2) through the mounting hole that sets up along the axis, emery wheel (7) are equipped with densely covered steel wire (72) on support ring (71), and each steel wire (72) all set up along the radial of support ring (71), the end part of the steel wire (72) far away from the support ring (71) is provided with a grinding contact (721) formed by bending, and the bending direction of the grinding contact (721) is consistent with the rotating direction of the grinding wheel (7).
2. The multifunctional electric sander according to claim 1, wherein the front fastener (5) comprises a front baffle disc (51), the rear side of the front baffle disc (51) is provided with front limiting partition plates (52) distributed at intervals along the circumferential direction, the rear fastener (6) comprises a rear baffle disc (61), the front side of the rear baffle disc (61) is provided with a rear limiting partition plate (62) corresponding to the front limiting partition plate (52), the steel wires (72) on the support ring (71) of the sanding wheel (7) are divided into a plurality of groups along the circumferential direction, a gap is left between two adjacent groups of steel wires (72), the support ring (71) is located on the inner side of the front limiting partition plate (52) and the rear limiting partition plate (62), and the front limiting partition plate (52) and the rear limiting partition plate (62) are located between two adjacent groups of steel wires (72).
3. The multifunctional electric sander according to claim 2, wherein the support ring (71) is formed by rolling a composite rubber plate into a ring shape, two abutting edges of the composite rubber plate are connected through a riveting piece (711), a front abutting ring (53) is coaxially arranged on the inner side of the support ring (71) on the rear side surface of the front baffle disc (51), a rear abutting ring (63) corresponding to the front abutting ring (53) is arranged on the front side surface of the rear baffle disc (61), an expanding ring (8) is clamped between the support ring (71) and the front abutting ring (53) and the rear abutting ring (63), and the expanding ring (8) is provided with a contraction and expansion opening (81).
4. A multifunctional electric sander according to claim 3, characterized in that the end of the front limiting partition (52) is provided with a front positioning protrusion (521) and a front positioning groove (522), and the end of the rear limiting partition (62) is provided with a rear positioning groove (621) and a rear positioning protrusion (622) which are correspondingly matched with the front positioning protrusion (521) and the front positioning groove (522).
5. The multifunctional electric sander according to claim 4, wherein a front butt column is arranged in the middle of the rear side of the front blocking disc (51), a front clamping block (54) and a front clamping groove (55) are arranged at the end of the front butt column, a rear butt column is arranged in the middle of the front side of the rear blocking disc (61), and a rear clamping block (64) and a rear clamping block (65) which are correspondingly matched with the front clamping block (54) and the front clamping groove (55) are arranged at the end of the rear butt column.
6. A multifunctional electric sander as set forth in claim 5, characterized in that the motor (2) is provided with a protective cover (9), the protective cover (9) comprises a bottom shell (91) fixed on the motor (2) and a cover plate (92) fixed on the bottom shell (91), one side of the bottom shell (91) and the cover plate (92) is provided with a gap, the sanding device is located in the protective cover (9), and a cylinder (93) for blocking the sanding contact (721) is installed between the bottom shell (91) and the cover plate (92).
7. The multifunctional electric grinding machine according to claim 6, characterized in that the main body (1) comprises an upper half section (11) and a lower half section, the lower half section comprises a left half section (12) and a right half section (13) which are fixedly connected through screws, two annular grooves (14) are formed in the outer wall of the lower end of the upper half section (11), limit grooves (15) which are distributed along the circumferential direction are formed in the inner wall of the lower end of the upper half section (11), a baffle ring (16) which is positioned in the annular groove (14) is arranged on the inner wall of the upper end of the left half section (12) and the upper end of the right half section (13), a locking button (17) is installed between the left half section (12) and the right half section (13) through a guide groove, the locking button (17) is connected with a lock head (171) which is matched with the limit grooves (15), a spring seat (18) which is opposite to the locking button (17) is arranged on the left half section (12) or the right half section (13), and a return spring seat (19) is arranged between the spring seat (18) and the locking button (17).
8. A multifunctional electric sander according to claim 7, characterized in that all the wires (72) on the supporting ring (71) of the sanding wheel (7) are paired up and joined to form a U-shape at the ends remote from the sanding contacts (721).
9. The multifunctional electric sander of claim 7, wherein the composite rubber sheet comprises a rubber body and fibers in the rubber body; the riveting piece (711) comprises a connecting piece, and a plurality of connecting claws which penetrate through the composite rubber plate and are bent are respectively arranged on two sides of the connecting piece.
10. The multifunctional electric sander according to claim 7, wherein the front blocking disk (51) and the rear blocking disk (61) are provided with front lightening holes (56) and rear lightening holes (66) distributed along the circumferential direction; the front limiting partition plates (52) and the rear limiting partition plates (62) are respectively provided with three, and steel wires (72) on the support ring (71) are divided into three groups along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111334398.9A CN113977420A (en) | 2021-11-11 | 2021-11-11 | Multifunctional electric grinding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111334398.9A CN113977420A (en) | 2021-11-11 | 2021-11-11 | Multifunctional electric grinding machine |
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| Publication Number | Publication Date |
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| CN113977420A true CN113977420A (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111334398.9A Pending CN113977420A (en) | 2021-11-11 | 2021-11-11 | Multifunctional electric grinding machine |
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| GB492591A (en) * | 1937-02-22 | 1938-09-22 | Sidney Adolph Horstmann | An improved method of forming or shaping grinding or abrasive wheels |
| CN109746781A (en) * | 2019-03-25 | 2019-05-14 | 浙江安尚电气有限公司 | A kind of hardware plate automatic sander |
| CN109834539A (en) * | 2017-11-29 | 2019-06-04 | 刘艳 | A kind of household small-power angle grinder |
| CN110524325A (en) * | 2019-10-12 | 2019-12-03 | 苏州富莱克精密工具有限公司 | Drill bit cutting edge grinding device, drill bit cutting edge polishing process and drill bit |
| CN210360787U (en) * | 2019-07-17 | 2020-04-21 | 壹利特机器人科技（常州）有限公司 | Welding seam sweeps cleaning device |
| CN212653272U (en) * | 2020-06-24 | 2021-03-05 | 青岛永锐刀具有限公司 | Knife grinding wheel convenient to replace |
| CN213917045U (en) * | 2020-10-22 | 2021-08-10 | 南通金昌机械制造有限公司 | Improved mechanical cutting deruster |
-
2021
- 2021-11-11 CN CN202111334398.9A patent/CN113977420A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB492591A (en) * | 1937-02-22 | 1938-09-22 | Sidney Adolph Horstmann | An improved method of forming or shaping grinding or abrasive wheels |
| CN109834539A (en) * | 2017-11-29 | 2019-06-04 | 刘艳 | A kind of household small-power angle grinder |
| CN109746781A (en) * | 2019-03-25 | 2019-05-14 | 浙江安尚电气有限公司 | A kind of hardware plate automatic sander |
| CN210360787U (en) * | 2019-07-17 | 2020-04-21 | 壹利特机器人科技（常州）有限公司 | Welding seam sweeps cleaning device |
| CN110524325A (en) * | 2019-10-12 | 2019-12-03 | 苏州富莱克精密工具有限公司 | Drill bit cutting edge grinding device, drill bit cutting edge polishing process and drill bit |
| CN212653272U (en) * | 2020-06-24 | 2021-03-05 | 青岛永锐刀具有限公司 | Knife grinding wheel convenient to replace |
| CN213917045U (en) * | 2020-10-22 | 2021-08-10 | 南通金昌机械制造有限公司 | Improved mechanical cutting deruster |
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Application publication date: 20220128 |
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